{"id":"CVE-2020-8231","details":"Due to use of a dangling pointer, libcurl 7.29.0 through 7.71.1 can use the wrong connection when sending data.","aliases":["CURL-CVE-2020-8231"],"modified":"2026-04-16T00:04:08.912978090Z","published":"2020-12-14T20:15:13.590Z","related":["SUSE-SU-2020:14481-1","SUSE-SU-2020:2444-1","SUSE-SU-2020:2445-1","SUSE-SU-2020:2446-1","SUSE-SU-2021:1786-1","openSUSE-SU-2020:1345-1","openSUSE-SU-2020:1359-1","openSUSE-SU-2020:1494-1","openSUSE-SU-2024:10582-1"],"database_specific":{"unresolved_ranges":[{"cpe":"cpe:2.3:a:oracle:communications_cloud_native_core_policy:1.14.0:*:*:*:*:*:*:*","source":"CPE_FIELD","extracted_events":[{"last_affected":"1.14.0"}]},{"source":"CPE_FIELD","cpe":"cpe:2.3:a:siemens:sinec_infrastructure_network_services:*:*:*:*:*:*:*:*","extracted_events":[{"fixed":"1.0.1.1"}]},{"source":"CPE_FIELD","cpe":"cpe:2.3:a:splunk:universal_forwarder:*:*:*:*:*:*:*:*","extracted_events":[{"introduced":"8.2.0"},{"fixed":"8.2.12"},{"introduced":"9.0.0"},{"fixed":"9.0.6"}]},{"source":"CPE_FIELD","cpe":"cpe:2.3:a:splunk:universal_forwarder:9.1.0:*:*:*:*:*:*:*","extracted_events":[{"last_affected":"9.1.0"}]},{"source":"CPE_FIELD","cpe":"cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*","extracted_events":[{"last_affected":"10.0"}]}]},"references":[{"type":"ADVISORY","url":"https://lists.apache.org/thread.html/r58af02e294bd07f487e2c64ffc0a29b837db5600e33b6e698b9d696b%40%3Cissues.bookkeeper.apache.org%3E"},{"type":"ADVISORY","url":"https://lists.apache.org/thread.html/rf4c02775860db415b4955778a131c2795223f61cb8c6a450893651e4%40%3Cissues.bookkeeper.apache.org%3E"},{"type":"ADVISORY","url":"https://security.gentoo.org/glsa/202012-14"},{"type":"ADVISORY","url":"https://www.debian.org/security/2021/dsa-4881"},{"type":"FIX","url":"https://cert-portal.siemens.com/productcert/pdf/ssa-389290.pdf"},{"type":"FIX","url":"https://curl.haxx.se/docs/CVE-2020-8231.html"},{"type":"FIX","url":"https://hackerone.com/reports/948876"},{"type":"FIX","url":"https://www.oracle.com/security-alerts/cpuapr2022.html"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/curl/curl","events":[{"introduced":"bf633a584dcbb0f80273ba856b7198ad1e395315"},{"last_affected":"5a1fc8d33808d7b22f57bdf9403cda7ff07b0670"}],"database_specific":{"source":"CPE_FIELD","cpe":"cpe:2.3:a:haxx:libcurl:*:*:*:*:*:*:*:*","extracted_events":[{"introduced":"7.29.0"},{"last_affected":"7.71.1"}]}}],"versions":["curl-7_29_0","curl-7_30_0","curl-7_31_0","curl-7_32_0","curl-7_33_0","curl-7_34_0","curl-7_35_0","curl-7_36_0","curl-7_37_0","curl-7_37_1","curl-7_38_0","curl-7_39_0","curl-7_40_0","curl-7_41_0","curl-7_42_0","curl-7_43_0","curl-7_44_0","curl-7_45_0","curl-7_46_0","curl-7_47_0","curl-7_47_1","curl-7_48_0","curl-7_49_0","curl-7_49_1","curl-7_50_0","curl-7_50_1","curl-7_50_2","curl-7_50_3","curl-7_51_0","curl-7_52_0","curl-7_52_1","curl-7_53_0","curl-7_53_1","curl-7_54_0","curl-7_54_1","curl-7_55_0","curl-7_55_1","curl-7_56_0","curl-7_56_1","curl-7_57_0","curl-7_58_0","curl-7_59_0","curl-7_60_0","curl-7_61_0","curl-7_61_1","curl-7_62_0","curl-7_63_0","curl-7_64_0","curl-7_64_1","curl-7_65_0","curl-7_65_1","curl-7_65_2","curl-7_65_3","curl-7_66_0","curl-7_67_0","curl-7_68_0","curl-7_69_0","curl-7_69_1","curl-7_70_0","curl-7_71_0","curl-7_71_1"],"database_specific":{"source":"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2020-8231.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N"}]}